2005 BMW 645 vs. 2007 Chevrolet Optra
To start off, 2007 Chevrolet Optra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 645. In addition, the cost of maintenance, including insurance, on 2005 BMW 645 would be higher. At 4,390 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (338 HP) has 230 more horse power than 2007 Chevrolet Optra. (108 HP). In normal driving conditions, 2005 BMW 645 should accelerate faster than 2007 Chevrolet Optra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 540 kg more than 2007 Chevrolet Optra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 645 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 2007 Chevrolet Optra, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 BMW 645 (439 Nm @ 3600 RPM) has 288 more torque (in Nm) than 2007 Chevrolet Optra. (151 Nm @ 4000 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet Optra.
Compare all specifications:
2005 BMW 645 | 2007 Chevrolet Optra | |
Make | BMW | Chevrolet |
Model | 645 | Optra |
Year Released | 2005 | 2007 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 4390 cc | 1598 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 338 HP | 108 HP |
Torque | 439 Nm | 151 Nm |
Torque RPM | 3600 RPM | 4000 RPM |
Engine Bore Size | 92 mm | 79 mm |
Engine Stroke Size | 83 mm | 81.5 mm |
Fuel Type | Gasoline - Premium | Gasoline |
Top Speed | 250 km/hour | 187 km/hour |
Acceleration 0-100mph | 5.6 seconds | 11.7 seconds |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1715 kg | 1175 kg |
Vehicle Length | 4830 mm | 4510 mm |
Vehicle Width | 1860 mm | 1730 mm |
Vehicle Height | 1380 mm | 1450 mm |
Wheelbase Size | 2790 mm | 2610 mm |
Fuel Consumption Overall | 11.8 L/100km | 11.4 L/100km |
Fuel Tank Capacity | 70 L | 60 L |